1. Since it is a civil contract no criminal action lies on breach of it.
2. If you breach this agreement and leave it without complying the terms of the Bond the company at the most ca file civil suit for recover of 3 months of salary. Since civil suit is very much time consuming the filing of such suit will not be cost effective and feasible.
3. However since absconding the company will make you loose the proper Leave Certificate you can not count job of this company as your experience .